<template>
  <div id="app">
   <!-- 
     el-row 行
     el-col 列 默认情况分成24列
    -->
    <!-- <el-row class="box">
      <el-col :span="8">
        <div class="bg-yellow"></div>
      </el-col>
      <el-col :span="8">
        <div class="bg-red"></div>
      </el-col>
      <el-col :span="8">
        <div class="bg-yellow"></div>
      </el-col>
    </el-row> -->
    <!-- 有间隔的例子 -->
    <el-row :gutter="20">
       <el-col :span="6">
        <div class="bg-yellow"></div>
      </el-col>
      <el-col :span="6">
        <div class="bg-red"></div>
      </el-col>
      <el-col :span="6">
        <div class="bg-yellow"></div>
      </el-col>
       <el-col :span="6">
        <div class="bg-red"></div>
      </el-col>
    </el-row>
  </div>
</template>

<script>
import HelloWorld from "./components/HelloWorld.vue";

export default {
  name: "App",
  components: {
    HelloWorld,
  },
};
</script>
<style>
*{
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
</style>
<style lang="less">
  .box{
    width: 100vw;
    height: 100vh;
  }
  .bg-yellow{
    height: 100vh;
    width: 100%;
    background: yellow;
  }
  .bg-red{
    height: 100vh;
    widows: 100%;
    background: red;
  }
</style>
